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The trout is a common fish of Faerûn.
The knucklehead trout is a fish unique to Icewind Dale's three lakes. Its ivory is the only real export of the region and is in great demand from the rich over the length and breadth of Faerûn. The ivory itself isn't what is most important because in skilled hands it can be carved into magnificent sculptures. The craft, called Scrimshaw, is widely in practice in the valleys of the region.
Main exporters of the craft are: